11631606 has 32 divisors (see below), whose sum is σ = 27744768. Its totient is φ = 3178560.

The previous prime is 11631589. The next prime is 11631611. The reversal of 11631606 is 60613611.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5055 + ... + 6986.

It is an arithmetic number, because the mean of its divisors is an integer number (867024).

Almost surely, 2^11631606 is an apocalyptic number.

11631606 is an abundant number, since it is smaller than the sum of its proper divisors (16113162).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11631606 is a wasteful number, since it uses less digits than its factorization.

11631606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12076.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 11631606 is about 3410.5140375023. The cubic root of 11631606 is about 226.5756463652.

The spelling of 11631606 in words is "eleven million, six hundred thirty-one thousand, six hundred six".